insights-js/packages/browser/babel.config.cjs

module.exports = {
    presets: ['@babel/env', ['@babel/typescript', { jsxPragma: 'h' }]],
    plugins: [
        '@babel/plugin-transform-nullish-coalescing-operator',
        [
            '@babel/transform-react-jsx',
            {
                runtime: 'automatic',
                importSource: 'preact',
            },
        ],
    ],
}